SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2019-18408

archive_read_format_rar_read_data in archive_read_support_format_rar.c in libarchive before 3.4.0 has a use-after-free in a certain ARCHIVE_FAILED situation, related to Ppmd7_DecodeSymbol.

HIGH 7.5EPSS 4.04%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (4.04%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

archive_read_format_rar_read_data in archive_read_support_format_rar.c in libarchive before 3.4.0 has a use-after-free in a certain ARCHIVE_FAILED situation, related to Ppmd7_DecodeSymbol.

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
4.04% probability · 90th percentile
CISA KEV
Not listed
Weakness
CWE-416
Affected
libarchive/libarchive · debian/debian linux · canonical/ubuntu linux
Source
cve@mitre.org

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.